CN221193362U - Supporting structure for foundation pit engineering construction - Google Patents
Supporting structure for foundation pit engineering construction Download PDFInfo
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- CN221193362U CN221193362U CN202322933239.1U CN202322933239U CN221193362U CN 221193362 U CN221193362 U CN 221193362U CN 202322933239 U CN202322933239 U CN 202322933239U CN 221193362 U CN221193362 U CN 221193362U
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- foundation pit
- steel
- engineering construction
- casings
- reinforcing
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- 238000010276 construction Methods 0.000 title claims abstract description 26
- 230000008093 supporting effect Effects 0.000 title claims abstract description 26
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 109
- 239000010959 steel Substances 0.000 claims abstract description 109
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 48
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 2
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 2
- 241001330002 Bambuseae Species 0.000 claims description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 2
- 239000011425 bamboo Substances 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000003993 interaction Effects 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 12
- 238000009412 basement excavation Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
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- Piles And Underground Anchors (AREA)
Abstract
The application relates to the field of foundation pit construction technology, in particular to a supporting structure for foundation pit engineering construction, which comprises a plurality of steel casings for being inserted into a foundation pit, wherein the steel casings are vertically and coaxially distributed, and further comprises a plurality of reinforcing rods which vertically extend and are detachably connected with the steel casings. After the steel casings are inserted into the foundation pit, the reinforcing rods are connected with the steel casings, so that the integrity among the steel casings is improved, the steel casings have an interaction supporting effect, the possibility of deformation of local steel casings is reduced, and the supporting effect on the foundation pit is improved.
Description
Technical Field
The application relates to the field of foundation pit construction technology, in particular to a supporting structure for foundation pit engineering construction.
Background
In foundation pit engineering construction, along with the depth of foundation pit excavation becoming deeper and deeper, structures for supporting in the foundation pit also increase correspondingly, and the structures for supporting in the foundation pit at present have concrete support, steel pile casing support, shaped steel support etc.. Wherein, to the foundation ditch of manual excavation, adopt steel pile casing to support is comparatively convenient a supporting means.
Along with the increase of foundation ditch excavation depth, can insert in the foundation ditch in proper order and establish a plurality of steel pile casings for a plurality of steel pile casings are vertical and coaxial distribution, and then support the lateral wall of deep basal pit simultaneously through a plurality of steel pile casings, increase the steadiness of foundation ditch.
But in actual supporting process, the wholeness between a plurality of steel casings is relatively poor, if some steel casings outside or inboard receive the side load for the steel casing has the possibility of local deformation, and then influences the installation effect of a plurality of steel casings in the foundation ditch, makes the supporting effect to the foundation ditch reduce.
Disclosure of utility model
In order to improve the integrity among a plurality of steel casings and further improve the supporting effect on a foundation pit, the application provides a supporting structure for foundation pit engineering construction.
The supporting structure for foundation pit engineering construction provided by the application adopts the following technical scheme:
The utility model provides a bearing structure is used in foundation ditch engineering construction, is including a plurality of steel casings that are used for inserting the foundation ditch, a plurality of steel casings are along vertical and coaxial distribution, still include a plurality of reinforcing rods, the reinforcing rod vertical extension, just the reinforcing rod can dismantle simultaneously and connect in a plurality of steel casings.
Through adopting above-mentioned technical scheme, during the installation, a plurality of steel pile casings insert behind the foundation ditch, install the stiffening rod in the foundation ditch for the stiffening rod is connected simultaneously in a plurality of steel pile casings, and then makes the stiffening rod can link to each other a plurality of steel pile casings, improves the wholeness between a plurality of steel pile casings, makes and has the interaction between a plurality of steel pile casings, and then reduces the possibility that local steel pile casings appear warping, improves the supporting effect to the foundation ditch.
Optionally, the steel protects a plurality of vertically extending adapter sleeve of section of thick bamboo inner wall fixedly connected with, the reinforcing rod grafting is cooperateed in adapter sleeve.
Through adopting above-mentioned technical scheme, a plurality of steel casings insert behind the foundation ditch, insert and establish the stiffening rod for the stiffening rod grafting cooperation is in the adapter sleeve on a plurality of steel casings, and then realizes the purpose that is connected a plurality of steel casings, and this process is comparatively convenient.
Optionally, the reinforcing rod includes a plurality of vertical and coaxial distributed body of rod units, and the opposite ends of two adjacent body of rod units are pegged graft mutually and are cooperated.
Through adopting above-mentioned technical scheme, set up the stiffening rod into a plurality of body of rod units and peg graft the cooperation each other and make for the holistic installation of stiffening rod is more convenient.
Optionally, the upper end shaping of body of rod unit has frustum form guiding portion, the tip of guiding portion sets up, guiding portion is used for guiding the cover of adapter sleeve.
Through adopting above-mentioned technical scheme, during the construction, along with the increase of foundation ditch excavation depth, a plurality of steel pile casings and body of rod unit can fall to the foundation ditch bottom gradually for insert the steel pile casing of foundation ditch after, need pipe in the connecting sleeve on the body of rod unit of installing in advance, the guide part at body of rod unit top has the guide effect to adapter sleeve's installation this moment, and then improves the convenience when follow-up steel pile casing is installed.
Optionally, the guiding part is coaxially inserted and matched with the adjacent rod body unit above, the lower end of the adjacent rod body unit above is fixedly provided with a reinforcing pin, and the reinforcing pin is inserted and matched with the guiding part.
Through adopting above-mentioned technical scheme, the reinforcement round pin of setting can increase the steadiness when two adjacent stiffening rods match.
Optionally, the stiffening rod lower extreme is used for penetrating the foundation ditch bottom, the stiffening rod lower extreme can be dismantled and be connected with sharp plug, sharp plug's pointed end sets up down.
By adopting the technical scheme, the lower end of the reinforcing rod is inserted into the bottom of the foundation pit, so that the stability of the installation of the reinforcing rod is enhanced; moreover, the arranged sharp plug enables the reinforcing rod to be more convenient and faster to insert into the bottom of the foundation pit; and when the reinforcing rod is installed, the sharp plug can be installed at the lower end of the reinforcing rod when the reinforcing rod passes through a plurality of connecting sleeves and the lower end of the reinforcing rod is close to the bottom of the foundation pit, so that the reinforcing rod is added to the bottom of the foundation pit subsequently, and the possibility that the damage to personal safety caused by the sharp plug can be reduced when the reinforcing rod is inserted into the connecting sleeves.
Optionally, the tip plug is sleeved and rotationally connected with a resistance increasing plate, and the resistance increasing plate is abutted to the surface of the bottom of the foundation pit.
Through adopting above-mentioned technical scheme, after the sharp plug inserts foundation ditch bottom, increase the resistance board and can the butt in the foundation ditch lower surface, and then improve the steadiness of body of rod unit, the adapter sleeve on the follow-up steel pile casing of being convenient for more overlaps on body of rod unit and establishes
Optionally, the edge of the opening at the upper end of the steel casing is provided with a plug flange, and the plug flanges on the lower steel casing are in plug fit with the upper steel casing in two adjacent steel casings.
Through adopting above-mentioned technical scheme, when a plurality of steel pile casings overlap joint each other, the opposite ends of two adjacent steel pile casings can also restrict and support each other, and then improve the steadiness of steel pile casing opening border, reduce the steel pile casing opening border and appear the possibility of deformation, further improve the protection effect to the foundation ditch.
Optionally, the supporting structure further comprises a planar annular plate, the planar annular plate is paved on the ground and sleeved on the foundation pit opening, the planar annular plate is fixed with an annular protection flange, and the protection flange is inserted into the foundation pit and is abutted to the inner side wall of the uppermost steel casing.
By adopting the technical scheme, the opening edge of the foundation pit can be protected under the combined action of the arranged plane annular plate and the protection flange; after making a plurality of steel pile casings insert the foundation ditch, the steel pile casing of the top exists and has the condition of clearance between the foundation ditch opening border, and the protection flange that sets up this moment can cover the region that does not receive steel pile casing support, reduces the foundation ditch opening border department and appears the rubble and drop, and causes the possibility of threat to the safety of the inside personnel of foundation ditch.
In summary, the present application includes at least one of the following beneficial technical effects:
1. When the steel pile casings are installed, after the steel pile casings are inserted into the foundation pit, the reinforcing rods are connected with the steel pile casings, so that the integrity among the steel pile casings is improved, the steel pile casings have an interaction supporting effect, the possibility of deformation of the local steel pile casings is reduced, and the supporting effect on the foundation pit is improved;
2. During construction, along with the increase of foundation ditch excavation depth, a plurality of steel casings and body of rod units can fall to the foundation ditch bottom gradually, and the guide part at body of rod unit top has the guide effect to adapter sleeve's installation this moment, and then improves the convenience when follow-up steel casing is installed.
Drawings
FIG. 1 is a schematic view of a mounting structure of an embodiment of the present application;
FIG. 2 is an enlarged schematic view of the portion A of FIG. 1;
FIG. 3 is a schematic view of an exploded construction of a reinforcement bar according to an embodiment of the present application;
Fig. 4 is a schematic view showing a partial structure of a rod unit according to an embodiment of the present application.
Reference numerals illustrate: 1. a steel pile casing; 11. a connection sleeve; 12. a plug flange; 2. a reinforcing rod; 21. a rod body unit; 211. a guide part; 212. a reinforcing pin; 22. a spike plug; 221. a connecting column; 222. resistance increasing plate; 3. a planar annular plate; 31. and a protective flange.
Detailed Description
The application is described in further detail below with reference to fig. 1-4.
The embodiment of the application discloses a supporting structure for foundation pit engineering construction. Referring to fig. 1, a supporting structure for foundation pit engineering construction comprises a plurality of steel casings 1, a plurality of reinforcing rods 2 and a planar annular plate 3, wherein the steel casings 1 are all inserted in a foundation pit, the steel casings 1 are abutted to the side wall of the foundation pit, and the steel casings 1 are vertically and coaxially distributed. The reinforcing rods 2 vertically extend, and a plurality of reinforcing rods 2 are distributed and arranged along the circumferential direction of the steel casing 1. At this time, a plurality of vertically extending connecting sleeves 11 are fixedly connected inside the steel casing 1, in this embodiment, the connecting sleeves 11 are welded and fixed on the steel casing 1, and the plurality of connecting sleeves 11 are distributed and arranged along the circumferential direction of the steel casing 1.
The reinforcing rods 2 are simultaneously penetrated into the plurality of steel casings 1, and the reinforcing rods 2 are in plug-in fit with one of the connecting sleeves 11 on each steel casing 1, so that the plurality of reinforcing rods 2 can be correspondingly in plug-in fit with the plurality of connecting sleeves 11 on the same steel casing 1; and, the lower end of the reinforcing rod 2 is inserted into the bottom of the foundation pit.
Referring to fig. 1, a planar annular plate 3 is laid on the ground and sleeved on the opening of a foundation pit, an annular protection flange 31 is fixed at the edge of the opening of the inner side of the planar annular plate 3, and the protection flange 31 is inserted into the foundation pit and is abutted against the inner side wall of the uppermost steel casing 1.
During installation, after a plurality of steel casings 1 insert the foundation ditch, insert and establish stiffening rod 2 for stiffening rod 2 grafting cooperation is in the adapter sleeve 11 on a plurality of steel casings 1, and then makes stiffening rod 2 can link to each other a plurality of steel casings 1, improves the wholeness between a plurality of steel casings 1, makes and has the mutual supporting effect between a plurality of steel casings 1, and then reduces the possibility that local steel casing 1 appears warping, improves the supporting effect to the foundation ditch.
The opening edge of the foundation pit can be protected by the combined action of the planar ring plate 3 and the protection flange 31. After making a plurality of steel pile casings 1 insert the foundation ditch, the steel pile casing 1 of the top exists and has the condition of clearance between the foundation ditch opening border, and the protection flange 31 that sets up this moment can cover the region that does not receive steel pile casing 1 support, reduces foundation ditch opening border department and appears the rubble and drop, and causes the possibility of threat to the safety of the inside personnel of foundation ditch.
Referring to fig. 1 and 2, in two adjacent steel casings 1, an insertion flange 12 coaxial with the lower steel casing 1 is formed at the edge of the upper end opening of the lower steel casing 1, a butt joint groove is formed at the edge of the lower end opening of the upper steel casing 1, and the insertion flange 12 on the lower steel casing 1 is inserted and matched with the butt joint groove of the upper steel casing 1. And when a plurality of steel pile casings 1 overlap joint each other, the opposite ends of two adjacent steel pile casings 1 can also be restricted and supported relatively, and then improve the steadiness of steel pile casing 1 opening border, reduce the possibility that deformation appears in steel pile casing 1 opening border, further improve the protective effect to the foundation ditch.
Referring to fig. 3 and 4, the reinforcing rod 2 includes a plurality of rod units 21, the rod units 21 extend vertically, and the plurality of rod units 21 are vertically and coaxially distributed. In the two adjacent rod units 21, the upper end of the lower rod unit 21 is provided with a frustum-shaped guide part 211, the small end of the guide part 211 is upwards arranged, the lower end of the upper rod unit 21 is provided with a connecting groove matched with the guide part 211, the wall of the bottom of the connecting groove is fixedly provided with a reinforcing pin 212, the upper end of the guide part 211 is provided with a connecting hole, and the reinforcing pin 212 can be spliced and matched with the connecting hole on the guide part 211.
The reinforcing rod 2 is arranged into a plurality of rod body units 21 to be mutually spliced and matched, so that the integral installation of the reinforcing rod 2 is more convenient, and the reinforcing pins 212 can increase the stability of the adjacent two reinforcing rods 2 when being matched, and ensure the integrity of the reinforcing rods 2. In addition, during construction, along with the increase of foundation ditch excavation depth, a plurality of steel pile casings 1 and body of rod unit 21 can fall to the foundation ditch bottom gradually for insert the steel pile casing 1 of foundation ditch later, need locate coupling sleeve 11 cover on the body of rod unit 21 of installation in advance, the guide part 211 at body of rod unit 21 top has the guide effect to coupling sleeve 11's installation this moment, and then improves the convenience when follow-up steel pile casing 1 installs.
Referring to fig. 3, the reinforcing rod 2 is detachably connected at the lower end thereof with a spike plug 22, the spike plug 22 is downwardly disposed at the tip end thereof, the spike plug 22 is formed with a connection post 221, and the connection post 221 is coaxially penetrated and screw-coupled to the lower end of the lowermost rod unit 21. The arranged sharp plug 22 enables the reinforcing rod 2 to be more convenient and faster to insert into the bottom of the foundation pit; and, during the installation of stiffening rod 2, can pass behind a plurality of adapter sleeve 11 and the stiffening rod 2 lower extreme when being close to the foundation ditch bottom at stiffening rod 2, install sharp plug 22 in stiffening rod 2 lower extreme again to stiffening rod 2 subsequently adds the foundation ditch bottom, make stiffening rod 2 in the in-process of grafting adapter sleeve 11, can reduce sharp plug 22 and cause the possibility of harm to personal safety.
Referring to fig. 3, furthermore, in order to increase the stability of the plurality of rod units 21 when the subsequent steel casing 1 is inserted into the foundation pit; the tip plug 22 is rotationally connected with the resistance increasing plate 222, so that after the tip plug 22 is inserted into the bottom of the foundation pit, the resistance increasing plate 222 can be abutted against the lower surface of the foundation pit, the stability of the rod body unit 21 is further improved, and the connecting sleeve 11 on the subsequent steel casing 1 is more convenient to sleeve on the rod body unit 21.
The implementation principle of the supporting structure for foundation pit engineering construction provided by the embodiment of the application is as follows: during installation, after a plurality of steel casings 1 insert the foundation ditch, insert and establish stiffening rod 2 for stiffening rod 2 grafting cooperation is in the adapter sleeve 11 on a plurality of steel casings 1, and then makes stiffening rod 2 can link to each other a plurality of steel casings 1, improves the wholeness between a plurality of steel casings 1, makes and has the mutual supporting effect between a plurality of steel casings 1, and then reduces the possibility that local steel casing 1 appears warping, improves the supporting effect to the foundation ditch.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (9)
1. The utility model provides a bearing structure is used in foundation ditch engineering construction, is including a plurality of steel casings (1) that are used for inserting the foundation ditch, a plurality of steel casings (1) are along vertical and coaxial distribution, its characterized in that: the steel pile reinforcing device further comprises a plurality of reinforcing rods (2), wherein the reinforcing rods (2) vertically extend, and the reinforcing rods (2) are detachably connected to the plurality of steel pile casings (1) at the same time.
2. The support structure for foundation pit engineering construction according to claim 1, wherein: the steel protects a plurality of vertically extending adapter sleeve (11) of section of thick bamboo (1) inner wall fixedly connected with, reinforcing rod (2) grafting cooperation is in adapter sleeve (11).
3. The support structure for foundation pit engineering construction according to claim 2, wherein: the reinforcing rod (2) comprises a plurality of rod body units (21) which are vertically and coaxially distributed, and opposite ends of two adjacent rod body units (21) are mutually spliced and matched.
4. A support structure for foundation pit engineering construction according to claim 3, wherein: the upper end of the rod body unit (21) is provided with a frustum-shaped guide part (211), the small end of the guide part (211) is upwards arranged, and the guide part (211) is used for guiding the sleeving of the connecting sleeve (11).
5. The foundation pit engineering construction support structure of claim 4, wherein: the guide part (211) is coaxially inserted and matched with the adjacent rod body unit (21) above, the lower end of the adjacent rod body unit (21) above is fixedly provided with a reinforcing pin (212), and the reinforcing pin (212) is inserted and matched with the guide part (211).
6. A support structure for foundation pit engineering construction according to claim 3, wherein: the lower end of the reinforcing rod (2) is used for penetrating into the bottom of a foundation pit, the lower end of the reinforcing rod (2) is detachably connected with a sharp plug (22), and the tip of the sharp plug (22) is downwards arranged.
7. The foundation pit engineering construction support structure of claim 6, wherein: the tip plug (22) is sleeved and rotationally connected with a resistance increasing plate (222), and the resistance increasing plate (222) is abutted to the surface of the bottom of the foundation pit.
8. The support structure for foundation pit engineering construction according to claim 1, wherein: the upper end opening edge of the steel pile casing (1) is provided with a plug flange (12), and in two adjacent steel pile casings (1), the plug flange (12) on the lower steel pile casing (1) is in plug fit with the upper steel pile casing (1).
9. The support structure for foundation pit engineering construction according to claim 1, wherein: the supporting structure further comprises a planar annular plate (3), the planar annular plate (3) is paved on the ground and sleeved on the foundation pit opening, the planar annular plate (3) is fixedly provided with an annular protection flange (31), and the protection flange (31) is inserted into the foundation pit and is abutted to the inner side wall of the uppermost steel casing (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322933239.1U CN221193362U (en) | 2023-10-30 | 2023-10-30 | Supporting structure for foundation pit engineering construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322933239.1U CN221193362U (en) | 2023-10-30 | 2023-10-30 | Supporting structure for foundation pit engineering construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221193362U true CN221193362U (en) | 2024-06-21 |
Family
ID=91495272
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322933239.1U Active CN221193362U (en) | 2023-10-30 | 2023-10-30 | Supporting structure for foundation pit engineering construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221193362U (en) |
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2023
- 2023-10-30 CN CN202322933239.1U patent/CN221193362U/en active Active
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